PDF malware analysis — malicious · b028c9c5a041a165

MALICIOUS

PDF

2.7 KB Created: 5295-01-01 Authoring application: 9589

MD5: 9af6553e3aebc159cdc6b524fa41dc0b SHA-1: 183d8f331baee22baba38bef7cc69e30ff48cd02 SHA-256: b028c9c5a041a1655bf64340abdfb62df0edeb19562919a0d0d5c399c26c2af7

96 Risk Score

Malware Insights

MITRE ATT&CK

T1059.001 Command and Scripting Interpreter: PowerShell T1204.002 Malicious Link: Malicious File

The PDF file contains embedded JavaScript, indicated by the PDF_JAVASCRIPT and PDF_JS heuristics. ClamAV detection as 'Pdf.Exploit.Agent-36014' confirms its malicious nature. The embedded JavaScript is obfuscated and likely responsible for downloading and executing a second-stage payload, a common technique for PDF-based malware delivery.

Heuristics 4

ClamAV: Pdf.Exploit.Agent-36014 critical CLAMAV_DETECTION

ClamAV detected this file as malware: Pdf.Exploit.Agent-36014
Suspicious extracted artifact medium EXTRACTED_FILE_STATIC_TRIAGE

One or more files extracted from inside this sample matched static suspicious-content checks such as script obfuscation, encoded payload blobs, packed data, or execution/download terms.
JavaScript action low PDF_JAVASCRIPT

PDF contains a /JavaScript action. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.
Embedded JS stream low PDF_JS

PDF references a /JS stream. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.

Extracted artifacts 1

Files carved from inside the sample during analysis.

Filename	Kind	Source	Size
`javascript_obj0013_001.js` `515c199d685cfc4cf33dc5419550c1b33396fac5e78b237dab11dc55464f8089`	pdf-javascript-stream	PDF /JS object 13 at offset 0x328	4805 bytes
Detection ClamAV: No threats found Obfuscation or payload: likely Carved artifact contains 10 eval/decoder/string-building token(s). Carved artifact contains 3 long hex-escaped blob(s).

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